Alfonso,Robert. J  Firth, Gerald R & Neville, Richard F <br/><br/>
Instructional supervision  Abehavior system 

 - x 
 - Boston ,London  Allyn and Bacon  1975 
 - xi,371p 
<br/><br/>x 
<br/><br/><label>ISBN: </label>0205047750 
<br/><br/><label>Subjects--Topical Terms: </label><br/>School supervision -United states Supervision 
<br/><br/><label>Dewey Class. No.: </label>371.200973/A338i